19212425

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 24748416

約数和(自身を除く): 5535991

約数列:

[1, 5, 25, 47, 83, 197, 235, 415, 985, 1175, 2075, 3901, 4925, 9259, 16351, 19505, 46295, 81755, 97525, 231475, 408775, 768497, 3842485, 19212425]

約数ペア:

[(1, 19212425), (5, 3842485), (25, 768497), (47, 408775), (83, 231475), (197, 97525), (235, 81755), (415, 46295), (985, 19505), (1175, 16351), (2075, 9259), (3901, 4925)]